<!DOCTYPE HTML>
<html>
<head>
  <title>Test basic functionality of VideoPlaybackQuality</title>
  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<pre id="test">
<script class="testbody" type="text/javascript">

SimpleTest.waitForExplicitFinish();

function test() {
  var video = document.createElement("video");
  ok(!video.getVideoPlaybackQuality, "getVideoPlaybackQuality should be hidden behind a pref");
  var accessThrows = false;
  try {
    video.getVideoPlaybackQuality();
  } catch (e) {
    accessThrows = true;
  }
  ok(accessThrows, "getVideoPlaybackQuality should be hidden behind a pref");
  SimpleTest.finish();
}

addLoadEvent(function() {
  SpecialPowers.pushPrefEnv({"set":
    [
     ["media.mediasource.enabled", false],
    ]
  }, test);
});
</script>
</pre>
</body>
</html>
